we actually looked at this problem here: https://review.openstack.org/#/c/235702/ i think we should add support of new attribute instead. On 20/12/2015 10:52 AM, Luo Gangyi wrote: > Hi devs, > I found a problem which may cause infinite update of instance's > attributes in gnocchi. > Let's see the resource definition of instance. > - resource_type: instance > metrics: > - 'instance' > - 'memory' > - 'memory.usage' > - 'memory.resident' > - 'vcpus' > - 'cpu' > - 'cpu_util' > - 'disk.root.size' > ... > attributes: > host: resource_metadata.host > image_ref: resource_metadata.image_ref_url > ... > Here is the problem, although they have same attributes, they are > *not* same. > Some of them came from nova's notifications and the others are came > from ceilometer-compute-agent. > 1) Those came from notifications, their attributes looks like > image_ref :http://10.133.12.125:9292/images/ > host: compute.lgy-openstack-kilo.novalocal > 2) Those came from ceilometer-compute-agent, > image_ref : > http://10.133.12.125:8774/4994e42421a04beda56fff7d817e810e/images/8d6a9cd9-48ae-4a41-bd13-262a46c93d72 > > host:ea8f8e465d9caff06e80a0fda6f30d02725e0b55dc0fd940954cb55c > Such difference will cause alternately and infinitely update of a > instance's attributes if we enable nova audit. > So I suggest we seperate these meters which came from notifications to > another resource type like "instance_from_notification". > Any other idea? > > ------------------ > Luo Gangyi > luogangyi at chinamobile.com > > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev -- gord -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20151221/4f2d4489/attachment.html>